Re: [PATCH v2 03/17] drm/msm/dpu: Move non-MDP_TOP INTF_INTR offsets out of hwio header

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On 4/24/2023 3:25 PM, Marijn Suijten wrote:
On 2023-04-24 13:44:55, Abhinav Kumar wrote:


On 4/17/2023 1:21 PM, Marijn Suijten wrote:
These offsets do not fall under the MDP TOP block and do not fit the
comment right above.  Move them to dpu_hw_interrupts.c next to the
repsective MDP_INTF_x_OFF interrupt block offsets.

Fixes: 25fdd5933e4c ("drm/msm: Add SDM845 DPU support")
Signed-off-by: Marijn Suijten <marijn.suijten@xxxxxxxxxxxxxx>

This change itself is fine, hence

Reviewed-by: Abhinav Kumar <quic_abhinavk@xxxxxxxxxxx>

One comment below.

---
   drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.c | 5 ++++-
   drivers/gpu/drm/msm/disp/dpu1/dpu_hwio.h          | 3 ---
   2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.c
index 53326f25e40e..85c0bda3ff90 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.c
@@ -15,7 +15,7 @@
/*
    * Register offsets in MDSS register file for the interrupt registers
- * w.r.t. to the MDP base
+ * w.r.t. the MDP base
    */
   #define MDP_SSPP_TOP0_OFF		0x0
   #define MDP_INTF_0_OFF			0x6A000
@@ -24,6 +24,9 @@
   #define MDP_INTF_3_OFF			0x6B800
   #define MDP_INTF_4_OFF			0x6C000
   #define MDP_INTF_5_OFF			0x6C800
+#define INTF_INTR_EN			0x1c0
+#define INTF_INTR_STATUS		0x1c4
+#define INTF_INTR_CLEAR			0x1c8
   #define MDP_AD4_0_OFF			0x7C000
   #define MDP_AD4_1_OFF			0x7D000
   #define MDP_AD4_INTR_EN_OFF		0x41c
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hwio.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_hwio.h
index feb9a729844a..5acd5683d25a 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hwio.h
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hwio.h
@@ -21,9 +21,6 @@
   #define HIST_INTR_EN                    0x01c
   #define HIST_INTR_STATUS                0x020
   #define HIST_INTR_CLEAR                 0x024

Even HIST_INTR_*** need to be moved then.

These are relative to MDP_SSPP_TOP0_OFF too just like
INTR(2)_{CLEAR,EN,STATUS} so I left them here.  Otherwise, *all* these
interrupt masks are probably best moved to dpu_hw_interrupts.c for
clarity, as that's also the only place they are used?

Let me know which way you prefer.

- Marijn

Ah okay, understood, this is fine then.


-#define INTF_INTR_EN                    0x1C0
-#define INTF_INTR_STATUS                0x1C4
-#define INTF_INTR_CLEAR                 0x1C8
   #define SPLIT_DISPLAY_EN                0x2F4
   #define SPLIT_DISPLAY_UPPER_PIPE_CTRL   0x2F8
   #define DSPP_IGC_COLOR0_RAM_LUTN        0x300




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